Leica Microsystems: 显微镜科学与教学知识中心

显微镜科学与教学知识中心

徕卡显微系统的知识库提供有关显微镜学科的科学研究和教学材料。内容旨在对显微镜初学者、有经验的显微镜操作实践者和使用显微镜的科学家在他们的日常工作和实验有所帮助。这里有探索交互式教程和应用笔记，你可以找到你需要的显微镜的基础知识以及前沿技术——快来加入徕卡显微知识社区，分享您的专业知识！

[Translate to chinese:] Extended Depth of Focus (EDOF) images

如何创建EDOF（扩展景深）图像

观看此视频，了解如何使用徕卡显微系统LAS X软件的可选扩展景深（EDOF）功能，快速记录具有较大高度变化样本的清晰光学显微镜图像。以使用徕卡显微镜从低倍到高倍拍摄的电路板EDOF图像为例进行了展示。

Real Time Images of 3D Specimens with Sharp Contrast Free of Haze

THUNDER Imagers deliver in real time images of 3D specimens with sharp contrast, free of the haze or out-of-focus blur typical of widefield systems. They can even image clearly places deep inside a…

Comparison when observing a rodent model organism with a Greenough versus CMO (common main objective) stereo microscope for a task like surgery.

Rodent and Small-Animal Surgery

Learn how you can perform rodent (mouse, rat, hamster) and small-animal surgery efficiently with a microscope for developmental biology and medical research applications by reading this article.

Transgenic zebrafish larva where fluorescent proteins label the heart muscle blue, blood and blood vessels red, and all circulatory system cells green. Image recorded with a M205 FA microscope.

Imaging and Analyzing Zebrafish, Medaka, and Xenopus

Discover how to image and analyze zebrafish, medaka, and Xenopus frog model organisms efficiently with a microscope for developmental biology applications from this article.

Fluorescence stereo microscope image of anesthetized Mediterranean fruit flies recorded with a M205 stereo microscope.

Investigating Fruit Flies (Drosophila melanogaster)

Learn how to image and investigate Drosophila fruit fly model organisms efficiently with a microscope for developmental biology applications from this article.

Studying Caenorhabditis elegans (C. elegans)

Find out how you can image and study C. elegans roundworm model organisms efficiently with a microscope for developmental biology applications from this article.

[Translate to chinese:] Forensics microscopy

一条线索都不能少——没有显微镜，就没有法医学

没有线索，就没有犯罪。线索可能很明显，例如犯罪现场的弹壳或者门锁被撬坏的明显痕迹。然而有的时候，线索可能小到微观世界。除了经典的指纹信息，犯罪者还会留下毛发或纤维痕迹。

[Translate to chinese:] QTM B, 1963, the first commercial automated image analysis system for microscope images, based on a TV camera and developed by Metals Research in Cambridge, England.

图像分析 50 年

现代图像分析系统对来自自动显微镜和数码相机的图像执行高度复杂的图像处理功能。50 年前，第一套图像分析系统是模拟系统，以摄像机为基础，面积测量可通过仪表读取。不过，它标志着这一领域自动化的开端。

An ID card which has been tampered with by counterfeiters who inserted a hologram.

Is that Document Genuine or Fake? How do They Identify Fake Documents?

This article shows how forensic experts use microscopy for analysis to identify counterfeit, fake documents, such as ID cards, passports, visas, certificates, etc. Then they know if it is genuine or…